UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z7D51NqjQ4TK5924gRVmGoavafX/KWk1FeA2CWB7Fbo=' 
WHERE 
  key_id = '571f16f33a618988cfc0763ef08691c0129ff1ca92e29da8abf118759e4b04f8' 
  AND (
    token = 'Z7D51NqjQ4TK5924gRVmGoavafX/KWk1FeA2CWB7Fbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )